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fsolve

fsolve equation for f(x). rsolve equation for y(x).
# functional equation solver;
# solve functional, difference and recurrence equation for function f(x) with independent variable x;
# e.g. fsolve( difference(f(x))=x ); fsolve( f(x+1)=f(x)+2 );

Calling Sequence Parameters Description Examples References Source

Calling Sequence

fsolve(eq)

Parameters

eq - equation.
f(x) - default unknown.
x - default variable.

Description

Example

Click the solve button to call fsolve( ):
fsolve( f(x+1)=f(x)+2 )

References

dsolve, lasolve, solve, nsolve, pdsolve, rsolve, 
See Also